package cn.ryh.streamribbitmqprovider.service.impl;

import cn.ryh.streamribbitmqprovider.service.MessageProvider;
import org.springframework.cloud.stream.annotation.EnableBinding;
import org.springframework.cloud.stream.messaging.Source;
import org.springframework.integration.support.MessageBuilder;
import org.springframework.messaging.MessageChannel;

import javax.annotation.Resource;
import java.util.UUID;

/**
 * @author Rao
 * @Description EnableBinding定义消息的推送管道
 * @create 2021-12-27 17:37
 */
@EnableBinding(Source.class)
public class MessageProviderImpl implements MessageProvider {
    @Resource
    private MessageChannel output;
    @Override
    public String send() {
        String serial = UUID.randomUUID().toString();
        output.send(MessageBuilder.withPayload(serial).build());
        System.out.println("*****serial: "+serial);
        return serial;
    }
}
